Screen support



FIG. 1 is a front perspective view of a screen support showing my newdesign, the screen shown in broken lines are for illustrative purposesonly and form no part of the claim design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

I claim an ornamental design for a screen support, as shown anddescribed.